Color

#274e4f

#274e4f
hex#274e4f
rgbrgb(39, 78, 79)
hslhsl(182, 34%, 23%)
oklchoklch(0.396 0.044 197.7)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0644

Colors that go with #274e4f

Teal, Rust and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#4f2827

#274f3c · #27394f

#4f274d · #4d4f27

Split-complementary

Open in tool →

#4f2739 · #4f3c27

#3c274f · #4f2827 · #394f27

Contrast

#274e4f as textRatioAAAA largeAAAFix
Aaon white
9.17:1passpasspassPasses AAA — no fix needed.
Aaon black
2.29:1failfailfail
  • AA: use #408082 as the text (4.63:1)
  • AAA: use #52a5a7 as the text (7.3:1)
  • AA: or shift the background to #b8b8b8 (4.63:1)
  • AAA: or shift the background to #e3e3e3 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #274e4f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#274e4f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #274e4f
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #274e4f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/274e4f-a2babe-d45990-1f272d-e9f1ee?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md